Mussels Invade Swiss Lakes, Coating Fishing Nets and Threatening Wildlife

By Denis Balibouse and Cecile MantovaniLAKE NEUCHATEL, Switzerland (Reuters) - Fisherman Claude Delley rattles the metal frame of his net against...

By Denis Balibouse and Cecile MantovaniLAKE NEUCHATEL, Switzerland (Reuters) - Fisherman Claude Delley rattles the metal frame of his net against...